Packet #17785775 Success

POSITION_APP packet from Mechanicus Dominus (M4) to kwarc.org c908 (KWC)

45
Total Receptions
1
Unique Gateways
0
Hop Count
28
Payload Bytes
Packet Information
Database ID: 17785775
Mesh Packet ID: 0x63667b53
Used for correlation across gateways
Timestamp: 2026-03-27 09:11:52 UTC
From Node: Mechanicus Dominus (M4)
To Node: kwarc.org c908 (KWC)
Success: Processed
Protocol: POSITION_APP
Port: 3
Gateway: Mechanicus Dominus (M4)
Channel: MediumFast
RSSI: Unknown
SNR: Unknown
Hop Info: 0/2 hops
Start: 2, Limit: 2
Relay Node: b8 M4
Last byte of the last hop that relayed this packet - Candidate source node(s) based on 0-hop direct receptions
Payload Data
Protocol: POSITION_APP
Size: 28 bytes
Decoded: Yes
Decoded Data:
Latitude:49.922867°
Longitude:-97.148109°
Altitude:190 m
Precision:18 bits
Raw Packet Analysis
Complete field breakdown and MQTT privacy/exposure analysis
Packet Structure
MQTT Packet Flow:
ServiceEnvelope (MQTT layer) → MeshPacket (Mesh layer) → Decoded Payload (Application data)
Total Size:28 bytes
Gateway:!6984d8b8
Channel:MediumFast
Payload Type:POSITION_APP
Hop Count:Unknown / 2
Privacy Summary
Exposure Level:
Direct Message
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Targeted to specific node
+ 3 more...
Exposure Risks:
⚠ Packet visible to MQTT subscribers
⚠ Full GPS precision shared
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !6984d8b8
Node ID format
channel_id MediumFast
packet MeshPacket (28 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 1770313912
Source node ID
uint32
to 3812346120
Target node ID
uint32
decoded.portnum 3
POSITION_APP
enum
decoded.payload_length 28 bytes size
hop_limit 2
Remaining hops allowed
uint32
hop_start 2
Initial hop limit
uint32
hops_taken 0
Calculated: hop_start - hop_limit
derived
rx_rssi Not set int32
rx_snr Not set float
rx_time 1774602674
Receive timestamp
fixed32
via_mqtt False
Direct LoRa transmission
bool
want_ack False
No ACK requested
bool
priority 70
Packet priority level
enum
delayed Not set enum
channel Not set uint32
pki_encrypted False
Standard encryption
bool
next_hop Not set uint32
relay_node 184
Relay node ID
uint32
tx_after Not set uint32
timestamp 1774602712.9602003
Unix timestamp
uint32
MQTT Privacy & Exposure Analysis

Analysis of privacy features and exposure risks when packet is shared via MQTT

Exposure Level: Direct Message
Privacy Features:
  • ✓ Direct LoRa transmission (not via MQTT)
  • ✓ Targeted to specific node
  • ✓ Custom channel: MediumFast
  • ✓ Gateway node ID tracked
  • ✓ Zero-hop: direct from source to MQTT gateway
Exposure Risks:
  • ⚠ Packet visible to MQTT subscribers
  • ⚠ Full GPS precision shared
MQTT-Specific Fields
Gateway ID: !6984d8b8
Position Precision: 18 bits (~91.0m accuracy)
Position precision meters: 91.0
Zero Hop Policy: Enabled
Direct gateway connection
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:POSITION_APP
Size:28 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "latitude": 49.9228672, "longitude": -97.1481088, "altitude": 190, "sats_in_view": null, "precision_bits": 18 }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!6984d8b8", "channel_id": "MediumFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 1770313912, "to": 3812346120, "id": 1667660627, "rx_time": 1774602674, "rx_snr": 0.0, "rx_rssi": 0, "hop_limit": 2, "hop_start": 2, "via_mqtt": false, "want_ack": false, "priority": 70, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 184, "tx_after": 0, "decoded": { "portnum": 3, "payload": "0d00a0c11d15006018c618be0125b249c66928017800800100b80112", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "latitude_i": 499228672, "longitude_i": -971481088, "altitude": 190, "time": 1774602674, "location_source": "LOC_MANUAL", "ground_speed": 0, "ground_track": 0, "precision_bits": 18, "type": "protobuf", "portnum": "POSITION_APP", "message_class": "Position" } } } }
Raw Packet Data (28 bytes)
0d00a0c11d15006018c618be0125b249c66928017800800100b80112
Hex Analysis:
Size:28 bytes
Format:Protobuf (Protocol Buffers)
Encoding:Binary with varint and length-delimited fields
This is the raw protobuf-encoded payload as received from MQTT. The structure follows the Meshtastic protobuf schema definitions.
All Receptions
All gateways that received this packet
Correlation: Using Mesh Packet ID
Reception Locations
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Loading reception map...

Map shows gateway locations that received this packet. Hop counts are displayed if available.
Gateway Time Offset RSSI SNR Hops Relay Channel Timestamp Actions
Mechanicus Dominus (M4) Primary 0.000s
Reference
Unknown Unknown 0 b8 M4 MediumFast 2026-03-27 09:11:52 UTC Current
Mechanicus Dominus (M4) -0.128s
Before
Unknown Unknown 0 b8 M4 LongFast 2026-03-27 09:11:52 UTC View
Mechanicus Dominus (M4) -0.115s
Before
Unknown Unknown 0 b8 M4 LongFast 2026-03-27 09:11:52 UTC View
Mechanicus Dominus (M4) -0.103s
Before
Unknown Unknown 0 b8 M4 LongFast 2026-03-27 09:11:52 UTC View
Mechanicus Dominus (M4) -0.091s
Before
Unknown Unknown 0 b8 M4 LongFast 2026-03-27 09:11:52 UTC View
Mechanicus Dominus (M4) -0.078s
Before
Unknown Unknown 0 b8 M4 LongFast 2026-03-27 09:11:52 UTC View
Mechanicus Dominus (M4) -0.067s
Before
Unknown Unknown 0 b8 M4 LongFast 2026-03-27 09:11:52 UTC View
Mechanicus Dominus (M4) -0.055s
Before
Unknown Unknown 0 b8 M4 LongFast 2026-03-27 09:11:52 UTC View
Mechanicus Dominus (M4) -0.046s
Before
Unknown Unknown 0 b8 M4 LongFast 2026-03-27 09:11:52 UTC View
Mechanicus Dominus (M4) -0.034s
Before
Unknown Unknown 0 b8 M4 LongFast 2026-03-27 09:11:52 UTC View
Mechanicus Dominus (M4) -0.023s
Before
Unknown Unknown 0 b8 M4 LongFast 2026-03-27 09:11:52 UTC View
Mechanicus Dominus (M4) -0.011s
Before
Unknown Unknown 0 b8 M4 LongFast 2026-03-27 09:11:52 UTC View
Mechanicus Dominus (M4) +0.103s
After
Unknown Unknown 0 b8 M4 MediumFast 2026-03-27 09:11:53 UTC View
Mechanicus Dominus (M4) +0.114s
After
Unknown Unknown 0 b8 M4 MediumFast 2026-03-27 09:11:53 UTC View
Mechanicus Dominus (M4) +0.126s
After
Unknown Unknown 0 b8 M4 MediumFast 2026-03-27 09:11:53 UTC View
Mechanicus Dominus (M4) +0.137s
After
Unknown Unknown 0 b8 M4 MediumFast 2026-03-27 09:11:53 UTC View
Mechanicus Dominus (M4) +0.149s
After
Unknown Unknown 0 b8 M4 MediumFast 2026-03-27 09:11:53 UTC View
Mechanicus Dominus (M4) +0.171s
After
Unknown Unknown 0 b8 M4 MediumFast 2026-03-27 09:11:53 UTC View
Mechanicus Dominus (M4) +0.183s
After
Unknown Unknown 0 b8 M4 MediumFast 2026-03-27 09:11:53 UTC View
Mechanicus Dominus (M4) +0.221s
After
Unknown Unknown 0 b8 M4 MediumFast 2026-03-27 09:11:53 UTC View
Mechanicus Dominus (M4) +0.240s
After
Unknown Unknown 0 b8 M4 MediumFast 2026-03-27 09:11:53 UTC View
Mechanicus Dominus (M4) +0.252s
After
Unknown Unknown 0 b8 M4 MediumFast 2026-03-27 09:11:53 UTC View
Mechanicus Dominus (M4) +0.276s
After
Unknown Unknown 0 b8 M4 ShortFast 2026-03-27 09:11:53 UTC View
Mechanicus Dominus (M4) +0.356s
After
Unknown Unknown 0 b8 M4 ShortFast 2026-03-27 09:11:53 UTC View
Mechanicus Dominus (M4) +0.368s
After
Unknown Unknown 0 b8 M4 ShortFast 2026-03-27 09:11:53 UTC View
Mechanicus Dominus (M4) +0.588s
After
Unknown Unknown 0 b8 M4 ShortFast 2026-03-27 09:11:53 UTC View
Mechanicus Dominus (M4) +0.609s
After
Unknown Unknown 0 b8 M4 ShortFast 2026-03-27 09:11:53 UTC View
Mechanicus Dominus (M4) +0.678s
After
Unknown Unknown 0 b8 M4 ShortFast 2026-03-27 09:11:53 UTC View
Mechanicus Dominus (M4) +0.704s
After
Unknown Unknown 0 b8 M4 ShortFast 2026-03-27 09:11:53 UTC View
Mechanicus Dominus (M4) +0.715s
After
Unknown Unknown 0 b8 M4 ShortFast 2026-03-27 09:11:53 UTC View
Mechanicus Dominus (M4) +0.788s
After
Unknown Unknown 0 b8 M4 ShortFast 2026-03-27 09:11:53 UTC View
Mechanicus Dominus (M4) +0.800s
After
Unknown Unknown 0 b8 M4 ShortFast 2026-03-27 09:11:53 UTC View
Mechanicus Dominus (M4) +0.812s
After
Unknown Unknown 0 b8 M4 ShortFast 2026-03-27 09:11:53 UTC View
Mechanicus Dominus (M4) +0.824s
After
Unknown Unknown 0 b8 M4 ShortTurbo 2026-03-27 09:11:53 UTC View
Mechanicus Dominus (M4) +0.836s
After
Unknown Unknown 0 b8 M4 ShortTurbo 2026-03-27 09:11:53 UTC View
Mechanicus Dominus (M4) +0.847s
After
Unknown Unknown 0 b8 M4 ShortTurbo 2026-03-27 09:11:53 UTC View
Mechanicus Dominus (M4) +0.870s
After
Unknown Unknown 0 b8 M4 ShortTurbo 2026-03-27 09:11:53 UTC View
Mechanicus Dominus (M4) +0.915s
After
Unknown Unknown 0 b8 M4 ShortTurbo 2026-03-27 09:11:53 UTC View
Mechanicus Dominus (M4) +0.950s
After
Unknown Unknown 0 b8 M4 ShortTurbo 2026-03-27 09:11:53 UTC View
Mechanicus Dominus (M4) +0.963s
After
Unknown Unknown 0 b8 M4 ShortTurbo 2026-03-27 09:11:53 UTC View
Mechanicus Dominus (M4) +0.976s
After
Unknown Unknown 0 b8 M4 ShortTurbo 2026-03-27 09:11:53 UTC View
Mechanicus Dominus (M4) +0.988s
After
Unknown Unknown 0 b8 M4 ShortTurbo 2026-03-27 09:11:53 UTC View
Mechanicus Dominus (M4) +1.001s
After
Unknown Unknown 0 b8 M4 ShortTurbo 2026-03-27 09:11:53 UTC View
Mechanicus Dominus (M4) +1.013s
After
Unknown Unknown 0 b8 M4 LongFast 2026-03-27 09:11:53 UTC View
Mechanicus Dominus (M4) +1.025s
After
Unknown Unknown 0 b8 M4 ShortTurbo 2026-03-27 09:11:53 UTC View
45

Total Receptions

1

Unique Gateways